| RK | LN | Name | Time | Gap | FINA | Q? |
|---|---|---|---|---|---|---|
| 1 | 4 | Oláh Ádám (2010)NICS-HSUVC | 28.89R:0.66 | - | 379 | |
| 2 | 5 | Varga Marcell (2010)DELFIN SE | 29.49R:0.7 | 00.60 | 356 | |
| 3 | 1 | Bao Jiayu (2010)Budapesti Honvéd | 29.52R:0.83 | 00.63 | 355 | |
| 4 | 3 | Nagy Olivér (2011)NICS-HSUVC | 29.54R:0.77 | 00.65 | 354 | |
| 5 | 9 | Nagy Benjamin (2010)Budafóka XXII. SE | 29.78R:0.67 | 00.89 | 346 | |
| 6 | 6 | Barta Zsombor (2011)Kőbánya Sport Club | 30.03R:0.67 | 01.14 | 337 | |
| 7 | 8 | Pálfi Ákos (2010)Iron Swim SE | 30.09R:0.71 | 01.20 | 335 | |
| 8 | 7 | Diaz Zrubecz Adriano Kristóf (2010)Szhalombattai VUK SE | 30.54R:0.62 | 01.65 | 320 | |
| 9 | 0 | Varga Dominik-Zoltán (2010)Herpály SE | 30.87R:0.7 | 01.98 | 310 | |
| 10 | 2 | Gyurkity Mirkó (2011)Bajai SSC | 31.23R:0.66 | 02.34 | 300 |